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/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2004 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _KMDB_DPI_H
#define _KMDB_DPI_H
#pragma ident "%Z%%M% %I% %E% SMI"
/*
* Retargetable Kmdb/PROM interface
*/
#include <sys/types.h>
#include <setjmp.h>
#ifdef __sparc
#include <sys/regset.h>
#endif /* __sparc */
#include <mdb/mdb_kreg.h>
#include <mdb/mdb_target.h>
#include <kmdb/kmdb_auxv.h>
#include <kmdb/kmdb_dpi_isadep.h>
#include <kmdb/kmdb_kctl.h>
/*
* The following directive tells the mapfile generator that only those
* prototypes and declarations ending with a "Driver OK" comment should be
* included in the mapfile.
*
* MAPFILE: export "Driver OK"
*/
#ifdef __cplusplus
extern "C" {
#endif
#define DPI_MASTER_CPUID (-1) /* matches CPU ID for master */
#define DPI_ALLOW_FAULTS NULL
#define DPI_STATE_INIT 1 /* debugger initializing */
#define DPI_STATE_STOPPED 2 /* User-requested stop (debug_enter) */
#define DPI_STATE_FAULTED 3 /* Breakpoint, watchpoint, etc. */
#define DPI_STATE_LOST 4 /* debugger fault */
#define DPI_STATE_WHY_BKPT 1
#define DPI_STATE_WHY_V_WAPT 2
#define DPI_STATE_WHY_P_WAPT 3
#define DPI_STATE_WHY_TRAP 4
#define DPI_WAPT_TYPE_PHYS 0x1 /* Physical address (SPARC only) */
#define DPI_WAPT_TYPE_VIRT 0x2 /* Virtual address */
#define DPI_WAPT_TYPE_IO 0x4 /* I/O space (Intel only) */
#define DPI_CPU_STATE_NONE 0
#define DPI_CPU_STATE_MASTER 1
#define DPI_CPU_STATE_SLAVE 2
typedef struct dpi_ops dpi_ops_t;
typedef struct kmdb_wapt {
uintptr_t wp_addr; /* Watchpoint base address */
size_t wp_size; /* Size of watched area, in bytes */
int wp_type; /* DPI_WAPT_TYPE_* */
uint_t wp_wflags; /* access modes */
void *wp_priv; /* DPI-private data */
} kmdb_wapt_t;
extern int kmdb_dpi_init(kmdb_auxv_t *);
extern void kmdb_dpi_enter_mon(void);
extern void kmdb_dpi_modchg_register(void (*)(struct modctl *, int));
extern void kmdb_dpi_modchg_cancel(void);
extern int kmdb_dpi_get_cpu_state(int);
extern int kmdb_dpi_get_master_cpuid(void);
extern const mdb_tgt_gregset_t *kmdb_dpi_get_gregs(int);
extern int kmdb_dpi_get_register(const char *, kreg_t *);
extern int kmdb_dpi_set_register(const char *, kreg_t);
extern jmp_buf *kmdb_dpi_set_fault_hdlr(jmp_buf *);
extern void kmdb_dpi_restore_fault_hdlr(jmp_buf *);
extern int kmdb_dpi_brkpt_arm(uintptr_t, mdb_instr_t *);
extern int kmdb_dpi_brkpt_disarm(uintptr_t, mdb_instr_t);
extern int kmdb_dpi_wapt_validate(kmdb_wapt_t *);
extern int kmdb_dpi_wapt_reserve(kmdb_wapt_t *);
extern void kmdb_dpi_wapt_release(kmdb_wapt_t *);
extern void kmdb_dpi_wapt_arm(kmdb_wapt_t *);
extern void kmdb_dpi_wapt_disarm(kmdb_wapt_t *);
extern int kmdb_dpi_wapt_match(kmdb_wapt_t *);
extern void kmdb_dpi_set_state(int, int);
extern int kmdb_dpi_get_state(int *);
extern int kmdb_dpi_step(void);
extern uintptr_t kmdb_dpi_call(uintptr_t, uint_t, const uintptr_t *);
extern void kmdb_dpi_process_work_queue(void);
extern int kmdb_dpi_work_required(void); /* Driver OK */
extern void kmdb_dpi_flush_slave_caches(void);
extern void kmdb_dpi_dump_crumbs(uintptr_t, int);
/*
* Debugger/Kernel suspend
*/
extern jmp_buf kmdb_dpi_entry_pcb;
extern uint_t kmdb_dpi_resume_requested; /* Driver OK */
extern uint_t kmdb_dpi_switch_target; /* Driver OK */
extern jmp_buf kmdb_dpi_resume_pcb;
extern int kmdb_dpi_reenter(void);
extern void kmdb_dpi_resume(void);
extern void kmdb_dpi_resume_unload(void);
extern int kmdb_dpi_switch_master(int);
#ifdef __cplusplus
}
#endif
#endif /* _KMDB_DPI_H */
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